US3597025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multipart bearing liner
Assignee: Caterpillar Inc
•
Filing: 1969-05-15
•
Granted: 1971-08-03
•
Expires: 1989-05-15
Abstract
Abstract A bearing assembly comprises a multipart, semirigid bearing liner having a tang formed on at least one of the parts thereof. A recess, formed in the bearing assembly, mounts the tang therein to mechanically anchor the liner in position. In one illustrated embodiment, the recess is formed in a socket member of the bearing assembly whereas in a second embodiment the tang and recess are formed on adjacent parts of the bearing liner.
Inventors
- 👤 Reginald K Ringel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:46
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C11/00; F16C11/04; F16C11/06; F16C11/0619; F16C11/0623; F16C2208/00; F16C2208/02; F16C2208/04; F16C2208/20; F16C2208/30; F16C2208/32; F16C2208/60; F16C2208/76; F16C2208/78
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
76 words
A bearing assembly comprising a socket member forming a semispherical socket therein, a multipart, semirigid bearing liner positioned in said socket and forming an antifrictional bearing cavity therein, tang means secured to at least one part of said liner, means mechanically attaching said tang means to said socket member and a ball journal mounted in said bearing cavity and having a connecting rod attached thereto positioned diametrically opposite to said tang means on said bearing assembly.
Claim 2
Dependent Claim
76 words
A bearing assembly comprising a socket member forming a semispherical socket therein, a multipart, semirigid bearing liner positioned in said socket and forming an antifrictional bearing cavity therein, tang means secured to at least one part of said liner, means mechanically attaching said tang means to said socket member and a ball journal mounted in said bearing cavity and having a connecting rod attached thereto positioned diametrically opposite to said tang means on said bearing assembly.
Claim 3
Dependent Claim
53 words
The invention of claim 1 wherein said means mechanically attaching said tang means to said socket member comprises means forming a recess in said socket member, said tang means mounted in said recess for indexing said one part into position and for preventing said one part from moving relative to said socket member.
Claim 4
Dependent Claim
36 words
The invention of claim 2 wherein said bearing liner has a semispherical shape and constitutes two superimposed parts with a tang means formed on each of said parts to extend radially outwardly from said bearing liner.
Claim 5
Dependent Claim
18 words
The invention of claim 3 wherein said tang means are disposed to abut each other in superimposed relationship.
Claim 6
Dependent Claim
25 words
The invention of claim 1 wherein said bearing liner is molded and comprises a woven, low-friction cloth at least partially impregnated with a heat-settable resin.
Claim 7
Dependent Claim
17 words
The invention of claim 5 wherein said cloth is at least substantially composed of tetrafluoroethylene resin fibers.
Claim 8
Dependent Claim
19 words
The invention of claim 1 wherein said tang means is formed as an integral part of said one part.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |